From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELv4us1V3Nl5Ln8u5ePz6qm/74q+iTy/Y+sLT2id6GyvS8dcLMoCG7Y1dxElb1B/6TM10k5f ARC-Seal: i=1; a=rsa-sha256; t=1519941862; cv=none; d=google.com; s=arc-20160816; b=lrsJcCKr0Sfja5zc/1S585MwdUGZLXEOzfIYG0EOL7m9EFadmB0djbi43XiXo+gFIX L3bZeuGZM3CIUhaZ/UfpjloledNeoMW9X3GajAb/VJzIVwr3wCCDPmosPa7IgosAH1Jo MCxsyw8NJMtdW1cLNTggfN/sqWNiiFrBcpqbtdP/2eM5Ya7Ilf6CWnJsVKzjmkctY4yP ACxKC0tSCzUkqvT3EYODZ+RKndJOP7MoYO26NSGJW2vVMiBpMf7iMg8YUHOv6N0YoyQT oB4bx3GZUQw1sMtbCtSe8fd4t+0OcjIq8NsHqb+NDIXdYv9rubtS5Z7hzJOEJxz3/6yC DuCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature:dkim-signature:delivered-to:list-id:list-subscribe :list-unsubscribe:list-help:list-post:precedence:mailing-list :arc-authentication-results; bh=RmE0ZjSsR0eAmT1BlZoC1Zz7Sha0mGlimZtZTd+2KdA=; b=HGqojI2fpvYAwm767qH2FiwVOHTQ3lSYU/YezZK3Tc1HsE30EkExEuBc7DX0LQEMed /adogKALro4dyJ1RVrJ0tQA2fdyFHw8OkU7L/2dJkWHHoN81kG+CxS3FcL/WVlQUqE+4 wKbXBS4sEkcpwlOlNMO0g3Y274G01N8Arhpc1EHgIvKe2V9W5VPgDJ0aT+bqAxpG5PdR Gdj6FZl4nhsw5eIWjcN/+SZ3wrKTt3WevcWjntTcjsRIDXCH9UVTlfXEIg7+ugPnGB3G wiIe/ibp+xQ//iGRuaVpml4iM826ChYlQ2nHzx9/iNexgiYA2/snHRxfSHoknUExm8A5 9/sA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tobin.cc header.s=fm2 header.b=M+IYLsad; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=XDtnqaAT; spf=pass (google.com: domain of kernel-hardening-return-12065-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12065-gregkh=linuxfoundation.org@lists.openwall.com Authentication-Results: mx.google.com; dkim=pass header.i=@tobin.cc header.s=fm2 header.b=M+IYLsad; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=XDtnqaAT; spf=pass (google.com: domain of kernel-hardening-return-12065-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12065-gregkh=linuxfoundation.org@lists.openwall.com Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm List-Post: List-Help: List-Unsubscribe: List-Subscribe: X-ME-Sender: From: "Tobin C. Harding" To: Kernel Hardening Cc: "Tobin C. Harding" , Tycho Andersen , LKML Subject: [PATCH 2/2] leaking_addresses: check if file name contains address Date: Fri, 2 Mar 2018 09:03:20 +1100 Message-Id: <1519941800-27710-3-git-send-email-me@tobin.cc> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1519941800-27710-1-git-send-email-me@tobin.cc> References: <1519941800-27710-1-git-send-email-me@tobin.cc> X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593774558815330695?= X-GMAIL-MSGID: =?utf-8?q?1593774558815330695?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Sometimes files may be created by using output from printk. As the scan traverses the directory tree we should parse each path name and check if it is leaking an address. Add check for leaking address on each path name. Suggested-by: Tycho Andersen Signed-off-by: Tobin C. Harding --- scripts/leaking_addresses.pl | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/scripts/leaking_addresses.pl b/scripts/leaking_addresses.pl index 65a65aa64d26..a550c9bc34f5 100755 --- a/scripts/leaking_addresses.pl +++ b/scripts/leaking_addresses.pl @@ -463,6 +463,16 @@ sub parse_file close $fh; } +# Checks if the actual path name is leaking a kernel address. +sub check_path_for_leaks +{ + my ($path) = @_; + + if (may_leak_address($path)) { + printf("Path name may contain address: $path\n"); + } +} + # Recursively walk directory tree. sub walk { @@ -484,6 +494,8 @@ sub walk next if (skip($path)); + check_path_for_leaks($path); + if (-d $path) { push @dirs, $path; next; -- 2.7.4